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Fix problem where key_read was not cleaned up properly, which caused assert in innodb test.

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This commit is contained in:
monty@narttu.mysql.fi
2003-05-03 16:21:43 +03:00
parent 9e4f394e59
commit 7410b6cbdf
5 changed files with 52 additions and 30 deletions
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34
mysql-test/r/innodb.result
View File

@ -1139,7 +1139,7 @@ a b
drop table t1;
CREATE TABLE t1 (a int not null primary key, b int not null, key (b)) type=innodb;
CREATE TABLE t2 (a int not null primary key, b int not null, key (b)) type=innodb;
INSERT INTO t1 values (1,1),(2,2),(3,3),(4,4),(5,5),(6,6),(7,7),(8,8),(9,9);
INSERT INTO t1 values (1,1),(2,2),(3,3),(4,4),(5,5),(6,6),(7,7),(8,8),(9,9),(10,10),(11,11),(12,12);
INSERT INTO t2 values (1,1),(2,2),(3,3),(4,4),(5,5),(6,6),(7,7),(8,8),(9,9);
update t1,t2 set t1.a=t1.a+100;
select * from t1;
@ -1153,6 +1153,9 @@ a b
107 7
108 8
109 9
110 10
111 11
112 12
update t1,t2 set t1.a=t1.a+100 where t1.a=101;
select * from t1;
a b
@ -1165,6 +1168,9 @@ a b
107 7
108 8
109 9
110 10
111 11
112 12
update t1,t2 set t1.b=t1.b+10 where t1.b=2;
select * from t1;
a b
@ -1176,8 +1182,11 @@ a b
107 7
108 8
109 9
110 10
111 11
102 12
update t1,t2 set t1.b=t1.b+2,t2.b=t1.b where t1.b between 3 and 5;
112 12
update t1,t2 set t1.b=t1.b+2,t2.b=t1.b+10 where t1.b between 3 and 5 and t1.a=t2.a+100;
select * from t1;
a b
201 1
@ -1188,18 +1197,21 @@ a b
107 7
108 8
109 9
110 10
111 11
102 12
112 12
select * from t2;
a b
1 5
2 5
3 5
4 5
5 5
6 5
7 5
8 5
9 5
1 1
2 2
6 6
7 7
8 8
9 9
3 13
4 14
5 15
drop table t1,t2;
create table t1 (a int not null auto_increment primary key, b int, c int, key(c)) type=innodb;
create table t2 (a int not null auto_increment primary key, b int);

4
mysql-test/t/innodb.test
View File

@ -776,7 +776,7 @@ drop table t1;
CREATE TABLE t1 (a int not null primary key, b int not null, key (b)) type=innodb;
CREATE TABLE t2 (a int not null primary key, b int not null, key (b)) type=innodb;
INSERT INTO t1 values (1,1),(2,2),(3,3),(4,4),(5,5),(6,6),(7,7),(8,8),(9,9);
INSERT INTO t1 values (1,1),(2,2),(3,3),(4,4),(5,5),(6,6),(7,7),(8,8),(9,9),(10,10),(11,11),(12,12);
INSERT INTO t2 values (1,1),(2,2),(3,3),(4,4),(5,5),(6,6),(7,7),(8,8),(9,9);
# Full join, without key
@ -792,7 +792,7 @@ update t1,t2 set t1.b=t1.b+10 where t1.b=2;
select * from t1;
# Range key (in t1)
update t1,t2 set t1.b=t1.b+2,t2.b=t1.b where t1.b between 3 and 5;
update t1,t2 set t1.b=t1.b+2,t2.b=t1.b+10 where t1.b between 3 and 5 and t1.a=t2.a+100;
select * from t1;
select * from t2;
drop table t1,t2;

14
sql/opt_sum.cc
View File

@ -191,13 +191,13 @@ int opt_sum_query(TABLE_LIST *tables, List<Item> &all_fields,COND *conds)
ref.key_buff=key_buff;
TABLE *table=((Item_field*) expr)->field->table;
if ((outer_tables & table->map) ||
!find_range_key(&ref, ((Item_field*) expr)->field,conds))
if ((table->file->table_flags() & HA_NOT_READ_AFTER_KEY))
{
const_result=0;
break;
}
if ((table->file->table_flags() & HA_NOT_READ_AFTER_KEY))
if ((outer_tables & table->map) ||
!find_range_key(&ref, ((Item_field*) expr)->field,conds))
{
const_result=0;
break;
@ -348,7 +348,13 @@ bool part_of_cond(COND *cond,Field *field)
}
/* Check if we can get value for field by using a key */
/*
Check if we can get value for field by using a key
NOTES
This function may set table->key_read to 1, which must be reset after
index is used! (This can only happen when function returns 1)
*/
static bool find_range_key(TABLE_REF *ref, Field* field, COND *cond)
{

5
sql/sql_base.cc
View File

@ -482,8 +482,9 @@ bool close_thread_table(THD *thd, TABLE **table_ptr)
{
DBUG_ENTER("close_thread_table");
bool found_old_table=0;
TABLE *table=*table_ptr;
bool found_old_table= 0;
TABLE *table= *table_ptr;
DBUG_ASSERT(table->key_read == 0);
*table_ptr=table->next;
if (table->version != refresh_version ||

25
sql/sql_update.cc
View File

@ -62,6 +62,7 @@ int mysql_update(THD *thd,
int error=0;
uint used_index, want_privilege;
ulong query_id=thd->query_id, timestamp_query_id;
ha_rows updated, found;
key_map old_used_keys;
TABLE *table;
SQL_SELECT *select;
@ -192,9 +193,8 @@ int mysql_update(THD *thd,
limit, &examined_rows)) ==
HA_POS_ERROR)
{
delete select;
free_io_cache(table);
DBUG_RETURN(-1);
goto err;
}
/*
Filesort has already found and selected the rows we want to update,
@ -214,10 +214,7 @@ int mysql_update(THD *thd,
IO_CACHE tempfile;
if (open_cached_file(&tempfile, mysql_tmpdir,TEMP_PREFIX,
DISK_BUFFER_SIZE, MYF(MY_WME)))
{
delete select; /* purecov: inspected */
DBUG_RETURN(-1);
}
goto err;
init_read_record(&info,thd,table,select,0,1);
thd->proc_info="Searching rows for update";
@ -256,10 +253,7 @@ int mysql_update(THD *thd,
error=1; /* purecov: inspected */
select->file=tempfile; // Read row ptrs from this file
if (error >= 0)
{
delete select;
DBUG_RETURN(-1);
}
goto err;
}
if (table->key_read)
{
@ -272,7 +266,7 @@ int mysql_update(THD *thd,
table->file->extra(HA_EXTRA_IGNORE_DUP_KEY);
init_read_record(&info,thd,table,select,0,1);
ha_rows updated=0L,found=0L;
updated= found= 0;
thd->count_cuted_fields=1; /* calc cuted fields */
thd->cuted_fields=0L;
thd->proc_info="Updating";
@ -365,6 +359,15 @@ int mysql_update(THD *thd,
thd->count_cuted_fields=0; /* calc cuted fields */
free_io_cache(table);
DBUG_RETURN(0);
err:
delete select;
if (table->key_read)
{
table->key_read=0;
table->file->extra(HA_EXTRA_NO_KEYREAD);
}
DBUG_RETURN(-1);
}